Displaying items by tag: Corrosionhttp://e-numberland.comTue, 21 Nov 2017 13:08:25 +0100Joomla! - Open Source Content Managementde-deReplacement for Cr6+http://e-numberland.com/index.php/get-in-contact/item/1507-replacement-for-cr6http://e-numberland.com/index.php/get-in-contact/item/1507-replacement-for-cr6Replacement for Cr6+

Replacement for Cr6+

ID: F1510-03

Surface finishing is critical to the security and performance of numerous metals in a variety of applications. Electroplating making use of hexavalent chromium has been the treatment of option for components in harsh environments, but the aerospace industry must today find an eco-friendly alternative.
In TSAA, tartaric acid is added to sulphuric acid anodising bathrooms, generating a porous movie that protects against corrosion resistance. Experts set out to validate on an industrial scale a novel TSAA process, including pre- and post-treatment of aluminium.
Researchers developed pre-treatment procedures for inspection and cleaning of parts before anodising. Process parameters including time, heat, shower levels and electric parameters for anodisation (electrochemical conversion to form the porous oxide coating) were then optimised. Post-treatment consisted of hot-water sealing, a critical final step closing the porous aluminium oxide layer after anodising.
In addition to the technical requirements, researchers additionally conducted economic, security and danger analyses. The group evaluated chemical usage in light of conformity using the European Commission's Regulation on Registration, Evaluation, Authorisation and Restriction of Chemicals. It also considered exhaust fumes (particularly in the working location), waste and wastewater production. Recycling routes for wastewater and chemical compounds were additionally recommended. Risk evaluation concentrated on work-related wellness dangers.
Failure tree analysis, design review based on failure mode, and a failure modes and results analysis were performed since well. These enabled recognition of possible failure modes and the importance of each.
The detailed manufacturing plan and manual of process procedures and criteria delivered at close will allow increased use of lightweight aluminium alloys in harsh environments without the use of harsh chemical substances. This will enhance the competition of EU aerospace manufacturers and ecological and occupational wellness and security.



  • Oxidation
  • Protection
  • Corrosion
  • Resistance
  • Aluminium
    grond@numberland.de (Administrator)Get in ContactTue, 27 Oct 2015 22:11:19 +0100
    Joining Polymers and Metalshttp://e-numberland.com/index.php/get-in-contact/item/1485-joining-polymers-and-metalshttp://e-numberland.com/index.php/get-in-contact/item/1485-joining-polymers-and-metalsJoining Polymers and Metals

    Joining Polymers and Metals

    ID: F1508-01

    Polymer-based composites provide higher strength, lower fat, and better corrosion and effect resistance in comparison to metal that is conventional. Novel thermal joining processes to connect these with metals will expand applications and advantages. The advantages of polymers and their composites are essential across many fields, including transportation, aerospace and power also consumer goods and electronics. However, the polymer-based materials typically form section of an entire that nevertheless includes steel elements, meaning that suitable joining technologies are required. A new task concentrated on advanced thermal joining techniques. Thermal bonding has the capacity to totally join the areas of thermoplastic materials and metals without glues or technical joints, for simpler and more processes that are cost-effective. Further, heating at the conclusion of solution life enables separation that is easy of and disassembly for recyclation. Having chosen guaranteeing hybrids, investigators then centered on the meaning of processing parameters for each joining method because well because the optimal joint setup to boost joint strength of sand-blasted parts. Scientists have finally created a device that is clamping the laser joining process and temperature control systems for both practices. Thermal technology that is joining metals and polymer-based composites will allow the utilization of thin-walled plastics and long fibre-reinforced elements as options to metals. The technology will facilitate significant reductions in materials waste. Applications in the transportation sector may also enable reductions that are important operating costs and emissions.



    • Plastic
    • Polymer
    • Joining
    • Metal
    • Corrosion
    • Resistance
      grond@numberland.de (Administrator)Get in ContactThu, 20 Aug 2015 06:44:33 +0200
      How-to Collection Corrosion Resistancehttp://e-numberland.com/index.php/how-tos/item/1399-how-to-collection-corrosion-resistancehttp://e-numberland.com/index.php/how-tos/item/1399-how-to-collection-corrosion-resistanceHow-to Collection Corrosion Resistance

      How-to Collection ID: HT0080 (about 12000 expired patents).

      With this collection of expired patents ("US" + "EU") containing the words "Keyword(s)" within title and abstract you easily find products and technologies free to use which are suited to your business model. Order.

      Mit dieser Sammlung von abgelaufenen Patenten (US + EU), die die Worte "Stichworte" im Titel und in der Zusammenfassung enthalten, finden Sie ganz einfach Technologien und Produkte, die zum Geschäftsmodell Ihres Unternehmens passen. Bestellen.

      • Technique
      • Production
      • Corrosion
      • Resistance
        grond@numberland.de (Administrator)How-toSat, 31 Jan 2015 23:00:00 +0100